A total of 4,000 acres were listed for sale in Oklahoma's Stephens County recently; the combined value of all Stephens County farms, ranches, and rural real estate for sale was nearly $27 million. Stephens County ranks 54th in the Sooner State for the combined amount of land currently advertised for sale. Duncan featured the most land for sale. Economically speaking, Stephens County's is largely dependent on mining and mineral extraction-related businesses and services. Stephens County is Oklahoma's 33rd largest county (891 square miles). It's located in the Great Plains Country Oklahoma region of Oklahoma.